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Quick Ship Program

...bsp; Our network of 16 fulfillment cente... ...Quick Ship eligible products.   Cli... ...sp;    ELECTRONIC CATEGOR...

About Keystone

... from World War II, Keystone Technologie... ...OEM and distributor customers. Since 1945, our dedication ...

NEMA Premium High Efficiency T8 Ballasts

...e's high efficiency T8 ballasts earned the prestigious NEMA Premium designation by exceeding ... ...nergy over standard T8 lamp and ballast ... ...binations, our NEMA Premium T8 ballasts automatica...

Obsolete Product Guide

Click on the catalog number to be taken to the item's product page or click here to download the Obsolete Product Guide from our catalog (60k).

Undercabinet Ballasts

...ed below feature: • 120V input • Normal ... ...factor • Small form factors to fit all u...

Program Start T8 Ballasts

...one's Program Start T8 Ballasts • Ideal ... ...stone program start T8 ballasts are desi... ...g our program start T8 ballasts with occ... ...ors. • CEE and NEMA Premium Qualified Ke... .... Our program start T8 ballasts have ear...

Our History

...m if there were any products that were a... ...ware and electrical stores in Philadelph... ... offer magnetic and electronic ballasts ... ...e manufacturers and premier electrical d...

Statement of Warranty

...of its magnetic and electronic lamp ball... ...ety of Underwriters Laboratories, Inc., ... ....   NO IMPLIED STATUTORY WARRANTY O... ...lusive of all other statutory, written o... ...anties of any kind, statutory or otherwi...

All Products

... Electronic Fluorescent Keystone’s ... ...ncy, every Keystone electronic ballast is “burned in” at the factory to ensure exceptional per... ...ur new Smart Wiring Electronic Sign Ball...

Retrofits and Rebates

WE KNOW LIGHTING RETROFITS Use Keystone Ballasts and Occupancy Sensors for Your Lighting Retrofit Projects and Earn Cash Rebates.